103 lines
2.5 KiB
PHP
103 lines
2.5 KiB
PHP
<?php
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$conn = db_connect();
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$sql = "SELECT ZEIT, AKTUELL FROM Wetter";
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$result = $conn->query($sql);
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$labels = [];
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$data = [];
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if ($result->num_rows > 0) {
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while($row = $result->fetch_assoc()) {
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$labels[] = $row['ZEIT'];
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$data[] = (float)$row['AKTUELL'];
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}
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}
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$conn->close();
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?>
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<!DOCTYPE html>
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<html lang="de">
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<head>
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<meta charset="UTF-8">
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<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
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<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
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<script src="https://cdn.jsdelivr.net/npm/chartjs-plugin-zoom"></script>
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</head>
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<body>
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<canvas id="logChart" width="600" height="400"></canvas>
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<script>
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const ctx = document.getElementById('logChart').getContext('2d');
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const logChart = new Chart(ctx, {
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type: 'line',
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data: {
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labels: <?php echo json_encode($labels); ?>,
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datasets: [{
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label: 'Wetter',
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data: <?php echo json_encode($data); ?>,
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borderColor: 'rgba(75, 192, 192, 1)',
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backgroundColor: 'rgba(75, 192, 192, 0.2)',
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fill: true,
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tension: 0
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}]
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},
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options: {
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responsive: true,
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maintainAspectRatio: false,
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plugins: {
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title: {
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display: true,
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},
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legend: {
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display: true,
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position: 'top'
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},
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zoom: {
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pan: {
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enabled: true,
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mode: 'x',
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},
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zoom: {
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wheel: {
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enabled: true,
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},
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mode: 'x',
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}
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}
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},
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interaction: {
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mode: 'index',
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intersect: false
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},
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scales: {
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x: {
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title: {
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display: true,
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text: 'Zeitraum'
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}
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},
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y: {
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min: 0,
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max: 40,
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title: {
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display: true,
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text: 'Temperatur in °C'
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},
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ticks: {
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stepSize: 1
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},
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beginAtZero: true
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}
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}
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}
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});
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</script>
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</body>
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</html>
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